Era
1939-1945
43
Occupation, 1939-1945
16
1908-1974
9
1939 - 1945
8
1910-2008
6
1945-1980
6
20th century
6
1900-1999
5
1933-1945
4
1971-
4
1897-1974
3
1904-1991
3
19th century
3
Warsaw Ghetto Uprising, 1943
3
1804-1876
2
1810-1849
2
1899-1982
2
18th century
2
1918-1933
2
1918-1945
2
1929-2005
2
1937-1997
2
1945-1955
2
1962-
2
1648-1668
1
1688-1713
1
1700-1799
1
1793-1876
1
17th century
1
1846-1916
1
1867-1934
1
1883-1925
1
1889-1933
1
1900-1944
1
1908-1946
1
1912-1995
1
1920-
1
1924-
1
1924?-
1
1932-2006
1
1933 - 1955
1
1934-1969
1
1939 - 1980
1
1939-1980
1
1948-
1
1975-
1
1980
1
John II Casimir, 1648-1668
1
Siege, 1683
1